diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 000000000..6591fe334
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+## 1.0.2 (2024-01-28)
+
+### Fix
+
+- 2023 => 2024
+- correction for calculated variable with a variable in a dynamic family
+
+## 1.0.1 (2024-01-28)
+
+### Feat
+
+- documentation
+- new format 1.0
diff --git a/pyproject.toml b/pyproject.toml
index 276ec8b9c..8d1ae415c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "rougail"
-version = "1.0.1"
+version = "1.0.2"
 authors = [
     {name = "Emmanuel Garette", email = "gnunux@gnunux.info"},
 ]
@@ -31,3 +31,10 @@ dependencies = [
 dev = [
     "pylint ~= 3.0.3",
 ]
+
+[tool.commitizen]
+name = "cz_conventional_commits"
+tag_format = "$version"
+version_scheme = "semver"
+version_provider = "pep621"
+update_changelog_on_bump = true